Ray-Bans Liteforce Tech RB4179 Polarized Sunglasses are a perfect combination of iconic Ray-Ban design and innovation. P3 polarized polycarbonate lenses feature two coatings: an anti-reflective coating for clearer vision and more comfort, and a hydrophobic coating that causes liquids to bead and roll off. These lenses provide 100% UV protection and significantly reduce glare. The frames are made from a bio-material a semicrystalline thermoplastic used in aerospace, automotive, and medical implants that gives you superior lightness, durability and comfort in a plastic frame. These rectangular sunglasses feature a curvaceous top bar and temple tips in a super-light injected construction, allowing the same thickness of a metal frame. Ray-Ban Liteforce Tech RB4179 Polarized Sunglasses include a storage case and cleaning cloth. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Polarized.